The Growing Trend of couples choosing the land shark sex postion as their ideal means of sexual intercourse.

Also the adoption of 4 wheeled roller skates to replace the standard "sprinting" method, brings land sharking to a whole new level.

And when hoverboards are invented, the
act will continue to progress into an olympic sport.

"Hey buddy, I land sharked your mom last night, it was a fucking land shark revolution"
-or-
"Lately i have observed a steep increase in the number of land sharking couples. one might infer that this is indicative of a land shark revolution"